¿Por Qué Siempre hace feedback los Micrófonos en Eventos en Vivo?

How can I avoid feedback? To eliminate feedback, it's important to understand the mechanism that generates it. The main cause is when a microphone receives a sound emitted by a speaker, causing the signal to repeat. First, adjust the position of the microphones and speakers so that the microphone doesn't receive the sound from a speaker. Sound also reflects off walls and other surfaces. You should also make adjustments so that the microphone doesn't pick up or receive these sound reflections. The other main aspects to check are the following. Consider the following tips. Can the person using the microphone be in front of a speaker? Use the microphone at a certain distance from the speaker. It's also effective to ensure that the speaker and microphone are not facing each other and to move the speaker away from the microphone. Speak with the microphone as close to your mouth as possible. Lower the speaker volume. If the [COMP] knob is raised, lower it. If your palm covers the grille of a directional microphone, the microphone will act more like an omnidirectional microphone, and will most likely produce feedback. You should also check if the microphone is acting as an omnidirectional microphone. Back to blog 4 TIPS TO PREVENT MY MICROPHONE FROM CLIPPING WITH THE SPEAKERS AT MY EVENT 4 tips to prevent my microphone from clipping with the speakers at my event header-image Marina Calabuig November 11, 2021 Sound If you're organizing a conference or any other corporate event, you'll surely want everything to go perfectly when the presenter comes on stage. Presentations should be intelligible, clean, and easy to hear! So that your message reaches the audience flawlessly. Right? One of the technical glitches that can occur is the microphone clipping with the speakers during a speech... Do you want to know how to prevent it? Keep reading. To stay on top of the technical organization and production of your event, today we bring you 4 tips to prevent microphone feedback from occurring with speakers, along with an explanation of why this type of error occurs. The microphone feedback occurs when the sound from the speakers returns to the microphone, is amplified, and is sent back through the speakers. A feedback loop is then created, complete with its own frequency and a squeaky sound. Placing a microphone too far from a sound source, or too close to a speaker, as well as hitting the microphone or even turning up the volume too high are the most common ways to create microphone feedback. If, in addition, we are using stage monitors, the chances of feedback are much higher. Microphone selection and positioning can prevent or limit feedback. In a perfect world, a microphone would only pick up the presenter's voice at an event, but microphones vary, are positioned differently, and speakers may not speak close enough or toward the microphones. Keep in mind that the further the microphone is from the presenter's mouth, the more likely it is to feedback from the speakers. The placement of the speakers and, especially, the stage monitors is also important, as is the correct choice of microphone polar pattern: an omnidirectional microphone will feedback much more quickly than a cardioid microphone, although a cardioid microphone will require more precision when capturing sound than an omnidirectional microphone. In the following video, we'll tell you everything you need to know to choose the microphones best suited for your next event: 4 Tips to Improve Microphone Clarity 1. Consider the Room Layout The room layout should allow the microphones to be placed behind the speakers, with the speakers facing outward to avoid feedback. If using stage monitors, you'll need to monitor the sound pressure level and, at the same time, reduce the gain of the most critical frequencies to prevent the microphone from feedback from the speakers. 2. Choose the right microphone for your needs Certain microphone types are inherently more prone to feedback than others, as a result of their polar pattern and sensitivity: the more sound they can pick up (omnidirectional or high-sensitivity), the greater the likelihood of the microphone coupling with the speakers; the narrower their polar pattern (hypercardioid) or the less sensitive they are (e.g., dynamic), the less likely they are.